Compare tablets
| Global Score | |
| 70.4 | 68.5 |
| Basic Information | |
| Lenovo | Amazon |
| Windows 10 S | Android 4.2.2 |
| 2018-07-10 | 2013-09-25 |
| 11.54 x 8.27 x 0.29 inches | 9.09 x 6.22 x 0.31 inches |
| 27.16 ounces | 13.55 ounces |
| 16 777 216 | Black |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 12.3 inches | 8.9 inches |
| 1280 x 1920 pixels | 2560 x 1600 pixels |
| IPS LCD | LCD |
| 188 pixels per inch | 339 pixels per inch |
| 400 cd/m2 brightness | 400 cd/m2 brightness |
| No touch screen | Capacitive, Multi-touch |
| 7 | 9 |
| Performance | |
| Qualcomm Snapdragon 835 MSM8998 chipset | Qualcomm Snapdragon 800 MSM8074 chipset |
| Kryo 280, 64-bit, 10 nm (Octa-Core 2450 MHz) processor | Krait 400 (Quad-Core 2200 MHz) processor |
| 8 GB RAM | 2 GB (800 MHz) RAM |
| Adreno 540 GPU | Adreno 330 (450 MHz) GPU |
| 9.45 | 9.18 |
| Storage | |
| 256 GB internal memory | 64 GB internal memory |
| No SD card slot | No SD card slot |
| 13.3 | 7.7 |
| Camera | |
| 13.00 MP + 5.00 MP | 8.00 MP |
| -- | f/2.20 aperture |
| 6.93 | 6.82 |
| Networks | |
| Wi-Fi | Wi-Fi |
| -- | Mobile Hotspot |
| LTE-A (4G) and LTE (4G) | LTE (4G), HSPA, UMTS, EDGE and GPRS |
| Nano SIM | -- |
| 5 | 6.4 |
| Non-Removable Battery | Non-Removable Battery |
| 1.36 | 1.36 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth |
| GPS | GPS |
| Accelerometer and Light Sensor | Accelerometer, Gyroscope and Light Sensor |
Comparison review
Lenovo Miix 630 is slightly better than Amazon Kindle Fire HDX 8.9, with a 70.4 score against 68.5. The Lenovo Miix 630 has Windows 10 S OS, while Amazon Kindle Fire HDX 8.9 works with Android 4.2.2 OS. Lenovo Miix 630's design is noticeably newer and just a bit thinner, but also much heavier than Amazon Kindle Fire HDX 8.9.
The Lenovo Miix 630 features a little bit better processing power than Amazon Kindle Fire HDX 8.9, because although it has doesn't have an additional graphics processing unit, it also counts with a larger number of cores and a larger amount of RAM memory. Amazon Kindle Fire HDX 8.9 has a much sharper display than Lenovo Miix 630, because although it has a lot smaller screen, and they both have the same brightness, the Amazon Kindle Fire HDX 8.9 also counts with a lot better pixels density and a better 1600 x 2560 resolution.
The Lenovo Miix 630 features a much bigger memory for applications, games, photos and videos than Amazon Kindle Fire HDX 8.9, because it has 192 GB more internal memory capacity. Lenovo Miix 630 shoots a little bit better photographs and videos than Amazon Kindle Fire HDX 8.9, because it has a back-facing camera with way more mega pixels.
Amazon Kindle Fire HDX 8.9 and Lenovo Miix 630 have very similar batteries duration.
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